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Matagorda County
2023 Confidence Interval Detail
Matagorda County
158-901/Bay City ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 153,887,779 | 0.9714 | 158,418,550 | 16 | 1,642 | 0.083888122 |
| A | 170,650,018 | 0.9330 | 182,904,628 | 21 | 1,080 | 0.012047915 |
| A | 268,592,122 | 0.9912 | 270,976,717 | 29 | 1,339 | 0.009554061 |
| A | 332,747,437 | 0.9952 | 334,352,328 | 37 | 1,057 | 0.008745158 |
| B | 90,303,217 | 0.9532 | 94,736,904 | 12 | 51 | 0.015437732 |
| F1 | 59,541,102 | 0.9644 | 61,739,011 | 12 | 349 | 0.001227464 |
| F1 | 65,760,774 | 0.9546 | 68,888,303 | 13 | 128 | 0.022887290 |
| F1 | 49,691,038 | 0.9349 | 53,151,180 | 12 | 38 | 0.010037371 |
| F1 | 80,038,263 | 0.9803 | 81,646,703 | 11 | 19 | 0.002745375 |
| Random Totals: | 1,271,211,750 | 1,306,814,324 | 163 | 5,703 | ||
| CATG D1 EXCEPTION VALUES: | 14,655,559 | 14,890,640 | ||||
| CATG J EXCEPTION VALUES: | 56,836,470 | 58,263,750 | ||||
| Total Test Values | 1,342,703,779 | 1,379,968,714 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 68,998,436 |
Confidence Interval Values(5)
| Local Test Value: | 1,342,703,779 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 1,310,970,278 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 1,448,967,150 | (State Test Value plus Margin of Error Percent) |
Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values